具体包括草图前处理、特征点的检测、笔划分段、图元识别、图元重构、图元规整、端点校正等内容。
The system integrates several process like sketch preprocessing, feature points detection, strokes fragment, primitives recognition, shape reconstruction, and primitives beautification.
特征点的提取和跟踪是基于图像的目标跟踪技术研究中的一项重要内容，对目标识别、机动检测等有着重要意义。
Feature point extraction and tracking method is an important contents to studying imaging-based target tracking, and avails to the research on target identification, maneuver detection and so on.
景物的特征点抽取是模式识别及计算机视觉中的一个重要问题，已出现的多种检测特征点的方法中主要有角检测法和多边形逼近法。
Detecting dominant points is an important subject in pattern recognition and computer vision. Corner detection and polygonal approximation are two major approaches for dominant point detection.
图像细化是指纹预处理技术中的一个重要环节，大多数指纹识别算法都是在细化图像上实现特征点的检测。
Image thinning is one of important preprocessing procedures for fingerprint images. Most of fingerprint recognition algorithm checks the special points by image thinning.
图像细化是指纹预处理技术中的一个重要环节，大多数指纹识别算法都是在细化图像上实现特征点的检测。
Image thinning is one of important preprocessing procedures for fingerprint images. Most of fingerprint recognition algorithm checks the special points by image thinning.
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